About this item:
【Material】– Made of premium High Speed Steel with excellent hardness of HRC 62-64, it provides superior cutting power, high durability, and good abrasion resistance. Perfect sized hole for #5, #6, #8, #10, #12 screws.
【Standard 82° Angle】– These countersinks bits pilot screw are designed to match the most commonly used woodworking 82° screws you might encounter.
【1/4‘’ hex Shank】– Quick change chuck work with impact drills, and other power tools. Meet all your daily needs and the product interface size is suitable for most household Drills. Easy and simple woodworking use kit.
【Multi-Purpose】– Suitable for home or professional woodworking project, used on wood, plastic, PVC, fiberboard, particleboard, plywood, rubber and more. Drill, countersink and counter bore in one step. This set comes with 5pcs replacement drill bits.
Four piece set includes bits for drilling pilot holes for screw sizes #5, #6,#8,#10 and #12
Special designed steel counter sleeve countersinks or counter bores pilot hole
Adjustable counter sleeve depth with Allen wrench
Standard hex shank is quick change compatible
Drill and countersink for wood screws without changing bits
Drilling length can be adjusted for various length screws simply by loosening and tightening the setscrew
Specifications:
Color: As the pictures show
Material: HSS Drill 4241
Black chamfer drill body material: steel 45
Dimension:
5# 1.98mm(0.07795 inch)x 50mm(L)
6# 2.38mm (0.0937 inch) x 55mm(L)
8# 2.78mm (0.1094 inch) x 60mm(L)
10# 3.175mm (0.125 inch) x 63mm(L)
12# 3.56mm (0.14 inch) x 65mm(L)
Shank: 1/4 hex shank
Package Includes:
5 x Countersink Drill Bits
1 x Hex Shank